Census Transportation Planning Package (CTPP) 1990 Statewide Element 09 (District of Columbia, Delaware, Maryland, North Carolina, South Carolina, Virginia and West Virginia)

This CD presents the residence, workplace, and flow tabulations by county and Census Place (areas over 2,500 people) for District of Columbia, Delaware, North Carolina, South Carolina, Virginia and West Virginia. CTPP is a set of special tabulations of the 1990 decennial Census designed for transportation planners. CTPP contains tabulations by place of residence, place of work, and the flows between the residence and work.

本光盘涵盖华盛顿哥伦比亚特区、特拉华州、北卡罗来纳州、南卡罗来纳州、弗吉尼亚州及西弗吉尼亚州按县和普查地域（Census Place，人口规模超2500人的区域）划分的居住、就业及通勤流量制表数据。CTPP是专为交通规划人员设计的1990年十年一次人口普查专项制表数据集，包含按居住地点、工作地点以及居住与工作地之间通勤流量划分的各类制表结果。